Inconel 718 Alloy is a high-strength nickel-chromium alloy known for superior mechanical properties at elevated temperatures, excellent creep and fatigue resistance, and moderate corrosion resistance.
At Huaxiao Metal, we supply Inconel 718 in all forms – sheets, coils, strips, bars, wires, tubes, and pipes – meeting ASTM, ASME, UNS, EN/DIN, JIS, and GB standards.
Looking for reliable Inconel 718 suppliers? Contact our alloy specialists for a fast, accurate quote.
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Product Forms & Available Specifications
We offer Inconel 718 Alloy in multiple forms with a wide range of diameters, thicknesses, widths, and lengths:
Sheets & Plates: Thickness 0.5–200 mm, customizable width and length
Coils: Thickness 0.3–6 mm, width 20–1500 mm
Strips / Narrow Bands: Thickness 0.2–3 mm, width 5–150 mm
Bars: Diameter 6–300 mm, length 1–6 m, round, square, or hexagonal
Wires: Diameter 0.2–10 mm, drawn or annealed
Tubes & Pipes: OD 6–630 mm, wall thickness 0.5–50 mm, seamless or welded
- Standards: UNS N07718, ASTM B637, EN 2.4668, JIS SN07718
Need custom sizes or urgent supply? Reach out for personalized assistance and competitive pricing.
Inconel 718 Alloy Technical Specifications
Chemical Composition (Typical)
| Element | Content (%) |
|---|---|
| Nickel (Ni) | 50–55 |
| Chromium (Cr) | 17–21 |
| Molybdenum (Mo) | 2.8–3.3 |
| Niobium (Nb) | 4.75–5.5 |
| Iron (Fe) | ≤19 |
| Cobalt (Co) | ≤1 |
| Carbon (C) | ≤0.08 |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | ≥1,270 MPa |
| Yield Strength | ≥1,034 MPa |
| Elongation | ≥12% |
| Density | 8.19 g/cm³ |
| Max Service Temp | 700°C |
Equivalent Grades
| Standard | Grade / Alloy |
|---|---|
| UNS (USA) | N07718 |
| ASTM / ASME | B637, SB637 |
| EN / DIN | 2.4668 |
| JIS (Japan) | SN07718 |
| GB / China | GH4169 |
Inconel 718 Alloy Applications
High-pressure chemical equipment
Turbine components and exhaust systems
Valves, actuators, and pressure vessels
Oil & gas extraction and offshore platforms
Huaxiao Metal provides technical support to help you select the right alloy form and size for your project requirements.
Why Choose Huaxiao Metal for Inconel 718 Alloy?
Comprehensive Product Range – All forms of Inconel 718 available
Global Quality Standards – ASTM, ASME, UNS, EN/DIN, JIS, GB
Technical Expertise – Alloy specialists assist with material selection
Certified & Traceable – MTC, PMI, and datasheets included
Fast Response & Global Delivery – Competitive pricing and stock updates
Customer-Centric Service – Personalized guidance for your projects
Request a Quote Today – Get fast, accurate pricing and technical support.
FAQ – Inconel 718 Alloy Products
What forms of Inconel 718 Alloy do you supply?
Huaxiao Metal supplies Inconel 718 Alloy in sheets, plates, coils, strips, bars, wires, tubes, and pipes.
Custom sizes, special tolerances, and project-based specifications are available upon request.
Is Inconel 718 suitable for oil & gas applications?
Yes. Inconel 718 is widely used in oil & gas projects requiring high strength and fatigue resistance, especially for high-pressure and high-temperature components such as valves, fasteners, and structural parts.
What standards does your Inconel 718 material comply with?
Our Inconel 718 products comply with major international standards, including:
UNS N07718
ASTM / ASME (B637, SB637)
EN / DIN 2.4668
JIS SN07718
GB GH4169
Full MTC (EN 10204 3.1) and technical documentation are provided.
Can you provide heat-treated or solution-treated Inconel 718?
Yes. We can supply Inconel 718 in solution-annealed, aged, or customized heat-treated conditions according to your application requirements.
How does Inconel 718 compare to Inconel 625?
Inconel 718 offers higher mechanical strength and fatigue resistance, while Inconel 625 provides better corrosion resistance.
For high-stress, load-bearing components, 718 is often preferred.
See our detailed comparison: Inconel 625 vs Inconel 718 vs Hastelloy C276
How can I get the latest price for Inconel 718?
Simply send us your required form, size, quantity, standard, and application.
Our alloy specialists will provide a fast and accurate quotation.